%h1 
	Using not_in
%p
	Match all BlogPosts without tag1 = a or b and without tag2 a or b.
	def notin
	@blog_posts = BlogPost.not_in(tag1: [ "a", "b" ], tag2: ["a","b"])
	end


- @blog_posts.each do |blog_post|
	%p
		%b= link_to blog_post.title, blog_post 
	%p created at
	%p= blog_post.time
	%p= blog_post.content
	

	%p{style: "float: right;"}
		= link_to "Delete", blog_post, method: :delete, confirm: "Are you sure you want to delete this post?"

		= link_to "modify", blog_post, method: :put
	%hr{style: "clear: both;"}

	%br 
= link_to 'Back', querying_path
